" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
90 = 1/2 x a x 18
90 = 9 x a
a = 90 / 9
a = 10 cm
A x 18/2 = 90
18 : 2=9
A =90 : 9 = 10
tingginya adalah 10
maaf kalau salah